Search for: [Subject and Keywords = Shelduck] OR [Subject and Keywords = ecology] OR [Subject and Keywords = Baltic Sea] OR [Subject and Keywords = congresses] OR [Subject and Keywords = field works] OR [Subject and Keywords = programme] OR [Subject and Keywords = birds] OR [Subject and Keywords = Tadorna tadorna] OR [Subject and Keywords = Anatidae] OR [Subject and Keywords = Aves] OR [Subject and Keywords = Ohar \-\- ekologia \-\- Bałtyk \(region\) \-\- konferencje \[KABA\]] OR [Subject and Keywords = badania terenowe] OR [Subject and Keywords = program] OR [Subject and Keywords = kaczkowate] OR [Subject and Keywords = ptaki] OR [Subject and Keywords = Tadorna tadorna] OR [Subject and Keywords = Anatidae] OR [Subject and Keywords = Aves] OR [Title = Some notes on the ecological status of the shelduck Tadorna tadorna in the Baltic region. A field work programme] OR [Title = Some notes on the ecological status of the shelduck Tadorna tadorna in the Baltic region. A field work programme] OR [Creator = Schmidt, Günter \(zoologia \; 1928\- \)] OR [Creator = Schmidt, Günter \(zoologia \; 1928\- \)]

Number of results: 2 098

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Restoration of the ruddy shelduck Tadorna ferruginea population in "Ascania Nova" nature reserve (Southern Ukraine)

Zubko, Valentina Havrilenko, Victor Semenov, Nikolay

2001

Journal/Article

Występowanie ogorzałki Aythya marila, edredona Somateria mollissima, lodówki Clangula hyemalis, markaczki Melanitta nigra i uhli Melanitta fusca w głębi Polski

Lewartowski, Zenon Stawarczyk, Tadeusz (1952– ) Winiecki, Aleksander (1956– )

1986

Journal/Article

Habitat choice of steller's eider Polysticta stelleri wintering at Lithuania coast of the Baltic Sea

Žydelis, Ramunas

2000

Journal/Article

Study of population ecology of ducks by ringing

Mihelsons, Harijs

1980

Journal/Article

Ecology of mallards Anas platyrhynchos wintering in low temperature conditions in Belarus

Kazulìn, Alâksandr Vasìl'evìč

1995

Journal/Article

Synurbization of the mallard Anas platyrhynchos in Warsaw

Engel, Jacek Keller, Marek Leszkowicz, Jan Zawadzki, Jerzy

1988

Journal/Article

The numbers and distribution of red-breasted geese Branta ruficollis at winter roosts in Romania and Bulgaria

Dereliev, Sergej Hulea, Dan Ivanov, Bozhidar Sutherland, William J. Summers, Ron W.

2000

Journal/Article

Population studies of the grey-lag goose Anser anser breeding in the Barycz valley, Poland

Witkowski, Józef

1983

Journal/Article

Breeding ecology of the tufted duck Aythya fuligula on the West Pomeranian (NW Poland) lakes in the years 1987-1989

Górski, Wojciech (1946–2001) Górska, Ewa

1997

Journal/Article

The expansion of the common eider Somateria mollissima at Ukrainian coast of the Black Sea

Ardamackaâ, Tat'âna Borisovna (1927–2011)

2001

Journal/Article

Estimation of annual survival rates using resightings of individually marked Barnacle Geese Branta leucopsis, wintering in the Netherlands and northern Germany

Ebbinge, Barwolt Sijbrand (1949– ) Biezen, Johan B. van

1987

Journal/Article

Łabędź niemy, Cygnus olor (Gmelin) w północno-zachodniej Polsce

Zając, Ryszard Zygmunt (1936– )

1963

Journal/Article

Distribution and number of grey-lag goose Anser anser in Poland in the years 1977-1979

Gromadzki, Maciej (1940– ) Wieloch, Maria

1983

Journal/Article

Content of heavy metals in tissues of Mallards Anas platyrhynchos wintering in polluted and unpolluted habitats

Kazulìn, Alâksandr Vasìl'evìč Pavluschick, Tatiana

1993

Journal/Article

Studies on the ossification of the skull in the mallard domestic variety (Anas platyrhynchos var. domestica L.)

Kowalska, Maria

1973

Journal/Article

Numbers and distribution of the mute swan Cygnus olor in Poland against the situation of this species in Europe

Wieloch, Maria

1984

Journal/Article

Activity patterns of the mute swan Cygnus olor wintering in rural and urban areas : a comparison

Józkowicz, Alicja (1967– ) Górska-Kłęk, Lucyna

1996

Journal/Article

Liczebność i rozmieszczenie łabędzia niemego Cygnus olor w Polsce na tle sytuacji tego gatunku w Europie

Wieloch, Maria

[1988]

Reactions to human disturbances in an urban population of the swan goose Anser cygnoides in Heidelberg (SW Germany)

Randler, Christoph

2003

Journal/Article

Wintering of the mute swan Cygnus olor, and the whooper swan Cygnus cygnus, in flooded area of the Warta river mouth

Beszterda, Piotr (1955– ) Panek, Marek Majewski, Przemysław

1983

Journal/Article

O zimowaniu niektórych gatunków z rodziny Anatidae, Mergidae i Colimbidae na Wiśle między Grudziądzem a Gniewem : z 2 ilustracjami

Szczepski, Jan Bogusław (1910–2011)

1937

Text

Hunters' shot in the stomachs of wild geese Anser taken in the area of Słońsk, Poland

Kalisińska, Elżbieta Wysocki, Rościsław Dańczak, Alicja Kalisiński, Marek M. Engel, Jacek

1995

Journal/Article

Kilka nowych lub mało znanych gatunków z podrodziny Hymenolepididae Fuhrmann (Cestodes)

Szpotańska, Irena (1884–1934)

1931

Journal/Article

Numbers and species of non-breeding geese in the Słońsk reserve

Engel, Jacek Majewski, Przemysław

1988

Journal/Article

Analysis of recoveries of same species sugroups with similar potential recovery rates

Jenni, Lukas

1987

Journal/Article

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